EP 2254131 A4 20160824 - ND-BASED SINTERED MAGNET AND MANUFACTURING METHOD THEREOF
Title (en)
ND-BASED SINTERED MAGNET AND MANUFACTURING METHOD THEREOF
Title (de)
GESINTERTER MAGNET AUF ND-BASIS UND VERFAHREN ZU SEINER HERSTELLUNG
Title (fr)
AIMANT FRITTÉ À BASE DE ND ET SON PROCÉDÉ DE FABRICATION
Publication
Application
Priority
- JP 2009070010 W 20091127
- JP 2008309338 A 20081204
Abstract (en)
[origin: EP2254131A1] The invention provides a sintered Nd base magnet which is free of a decline of remanence, has a high coercive force, especially at the edges thereof, is unsusceptible to demagnetization even at high temperature, and is suited for use in permanent magnet rotary machines.
IPC 8 full level
H01F 41/02 (2006.01); H01F 1/057 (2006.01); H01F 1/08 (2006.01); H01F 7/02 (2006.01); H02K 1/27 (2006.01); H02K 15/03 (2006.01)
CPC (source: EP US)
H01F 1/01 (2013.01 - US); H01F 1/047 (2013.01 - US); H01F 1/0555 (2013.01 - US); H01F 1/06 (2013.01 - US); H01F 41/02 (2013.01 - US); H01F 41/026 (2013.01 - US); H01F 41/0266 (2013.01 - US); H01F 41/0293 (2013.01 - EP US); H02K 1/2781 (2022.01 - EP US); H01F 1/0577 (2013.01 - EP US); Y10T 29/49009 (2015.01 - EP US); Y10T 29/49075 (2015.01 - EP US); Y10T 29/49076 (2015.01 - EP US)
Citation (search report)
- [I] EP 1895636 A2 20080305 - SHINETSU CHEMICAL CO [JP]
- [A] WO 2008075709 A1 20080626 - ULVAC INC [JP], et al & US 2010051140 A1 20100304 - NAGATA HIROSHI [JP], et al
- [A] EP 1746611 A1 20070124 - SHINETSU CHEMICAL CO [JP]
- See references of WO 2010064578A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR
DOCDB simple family (publication)
EP 2254131 A1 20101124; EP 2254131 A4 20160824; EP 2254131 B1 20171220; CN 101939804 A 20110105; CN 101939804 B 20140416; DK 2254131 T3 20180212; ES 2661192 T3 20180327; JP 2010135529 A 20100617; JP 5262643 B2 20130814; KR 101495613 B1 20150225; KR 20110096104 A 20110829; MY 153537 A 20150227; PH 12015500458 A1 20150803; PH 12015500458 B1 20150803; TW 201036009 A 20101001; TW 201443941 A 20141116; TW I455160 B 20141001; TW I497541 B 20150821; US 2011210810 A1 20110901; US 2014167895 A1 20140619; US 8695210 B2 20140415; US 9953750 B2 20180424; WO 2010064578 A1 20100610
DOCDB simple family (application)
EP 09830345 A 20091127; CN 200980104188 A 20091127; DK 09830345 T 20091127; ES 09830345 T 20091127; JP 2008309338 A 20081204; JP 2009070010 W 20091127; KR 20107015042 A 20091127; MY PI20103037 A 20091127; PH 12015500458 A 20150303; TW 103124518 A 20091203; TW 98141376 A 20091203; US 201414187573 A 20140224; US 67331509 A 20091127